MONTREAL, QUEBEC--(Marketwire - June 26, 2008) - CN (TSX:CNR) (NYSE:CNI) will issue its second-quarter and first-half 2008 financial and operating results on July 21, 2008, shortly after 4 p.m. Eastern time (ET). CN's senior officers will review the results and the railway's outlook in a conference call/webcast that afternoon starting at 4.30 p.m. ET.

Parties interested in participating in, or listening to, the presentation and following question-and-answer period by telephone should dial 1-866-542-4239 or 416-641-6114 by 4.20 p.m. ET July 21.

E. Hunter Harrison, president and chief executive officer of CN, will lead the conference call; he will be joined on the call by Claude Mongeau, executive vice-president and chief financial officer, and James Foote, executive vice-president, Sales and Marketing.

CN will webcast the presentation live and furnish slides supporting the officers' remarks via the Investors' section of its website, www.cn.ca/investors. The slides will be posted shortly after 4 p.m. ET July 21 under Earnings Release. CN will archive the webcast and slides on its website until Aug. 20, 2008.

CN - Canadian National Railway Company and its operating railway subsidiaries - spans Canada and mid-America, from the Atlantic and Pacific oceans to the Gulf of Mexico, serving the ports of Vancouver, Prince Rupert, B.C., Montreal, Halifax, New Orleans, and Mobile, Ala., and the key metropolitan areas of Toronto, Buffalo, Chicago, Detroit, Duluth, Minn./Superior, Wis., Green Bay, Wis., Minneapolis/St. Paul, Memphis, St. Louis, and Jackson, Miss., with connections to all points in North America. For more information on CN, visit the company's website at www.cn.ca.